<?php

/**
 * Copyright (C) 2020 Tencent Cloud.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

namespace Discuz\Foundation;

use App\Models\User;
use Illuminate\Contracts\Events\Dispatcher;

trait EventsDispatchTrait
{
    /**
     * 事件类.
     *
     * @var Dispatcher
     */
    protected $events;

    /**
     * 分发并清空某一个实体的所有暂存事件.
     *
     * @param object $entity
     * @param User|null $actor
     */
    public function dispatchEventsFor($entity, $actor = null)
    {
        foreach ($entity->releaseEvents() as $event) {
            isset($actor) && $event->actor = $actor;
            $this->events->dispatch($event);
        }
    }
}
